A most frequent cause of weather fatalities ranked by a number of reported incidents in National Weather Service County Warning Area, compiled by a meteorologist Ian Livingston.
The map boundaries show the County Warning Area of every of the 122 National Weather Service offices in the United States, and the data were taken from NOAA.
According to NOAA, heat is the most lethal type of weather in the United States, killing 130 people each year.
Heat is the top cause in central, southern and western United States parts.
The Great Lakes, lake many other northern areas of the country have the top cause of winter weather deaths. Avalanches are the topmost cause of deaths in most of the Rockies.